KB Hypereutectic Piston 4.040" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 7.0 cc 3552024-155 Hard Anodized Selector Shaft Constructed

Hard Anodized Selector Shaft Constructed of Billet 7075-T6 Aluminum

(Single out rear) systems are the perfect choice

the Hyper-Cool Extreme excels at temperature control in extreme duty

at ride height

KB Hypereutectic Piston 4.040" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Minus 7.0 cc 3552024-155 Hard Anodized Selector Shaft ConstructedProduct Description: Piston KB Series Hypereutectic 4. 040 in Bore 5 64 x 5 64 x 3 16 in Ring Grooves Minus 7. 00 cc Small Block Chevy Set of 8 Created from a high silicon aluminum alloy, KB Performance pistons are lightweight to improve throttle response and RPM changes while still being strong enough to withstand high compression and high temperatures. Each piston is engineered with race ready features like high upper compression ring locations, gas